Home / 3,808,790.40-5,255,954.88-2,089,868.16

Finding the Fourth Proportional to 3,808,790.40, 5,255,954.88 and 2,089,868.16

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Solution

The fourth proportional to 3,808,790.40, 5,255,954.88 and 2,089,868.16 is: 2,883,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,790.40 : 5,255,954.88 = 2,089,868.16 : x
  2. Step 2: Convert to fraction form
    3,808,790.40/5,255,954.88 = 2,089,868.16/x
  3. Step 3: Cross multiply
    3,808,790.40x = 5,255,954.88 × 2,089,868.16
  4. Step 4: Simplify right side
    3,808,790.40x = 10,984,252,754,108.62
  5. Step 5: Solve for x
    x = 10,984,252,754,108.62/3,808,790.40
  6. Step 6: Final answer
    x = 2,883,921.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.